code: def empty() -> RowSet:
      """Create an empty row set."""
      return RowSet(core_ops.bigtable_empty_row_set())
  
file_path: io/tensorflow_io/python/ops/bigtable/bigtable_row_set.py
imports: from tensorflow_io.python.ops import core_ops
  from tensorflow_io.python.ops.bigtable import bigtable_row_range
  from typing import Union
label_desc: Use image node_id 1 for calling a global function with example usage: empty() and returns: RowSet